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143 lines
5.1 KiB
Python
143 lines
5.1 KiB
Python
#============================================================================#
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# PyQt5 port of the designer/containerextension example from Qt v4.x #
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#----------------------------------------------------------------------------#
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import sip
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from PyQt5.QtGui import QIcon
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from PyQt5.QtDesigner import (QDesignerFormWindowInterface, QExtensionFactory,
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QPyDesignerContainerExtension, QPyDesignerCustomWidgetPlugin,
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QPyDesignerPropertySheetExtension)
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from multipagewidget import PyMultiPageWidget
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Q_TYPEID = {
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'QDesignerContainerExtension': 'org.qt-project.Qt.Designer.Container',
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'QDesignerPropertySheetExtension': 'org.qt-project.Qt.Designer.PropertySheet'
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}
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#============================================================================#
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# ContainerExtension #
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#----------------------------------------------------------------------------#
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class MultiPageWidgetContainerExtension(QPyDesignerContainerExtension):
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def __init__(self, widget, parent=None):
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super(MultiPageWidgetContainerExtension, self).__init__(parent)
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self._widget = widget
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def addWidget(self, widget):
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self._widget.addPage(widget)
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def count(self):
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return self._widget.count()
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def currentIndex(self):
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return self._widget.getCurrentIndex()
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def insertWidget(self, index, widget):
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self._widget.insertPage(index, widget)
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def remove(self, index):
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self._widget.removePage(index)
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def setCurrentIndex(self, index):
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self._widget.setCurrentIndex(index)
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def widget(self, index):
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return self._widget.widget(index)
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#============================================================================#
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# ExtensionFactory #
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#----------------------------------------------------------------------------#
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class MultiPageWidgetExtensionFactory(QExtensionFactory):
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def __init__(self, parent=None):
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super(MultiPageWidgetExtensionFactory, self).__init__(parent)
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def createExtension(self, obj, iid, parent):
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if iid != Q_TYPEID['QDesignerContainerExtension']:
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return None
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if isinstance(obj, PyMultiPageWidget):
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return MultiPageWidgetContainerExtension(obj, parent)
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return None
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#============================================================================#
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# CustomWidgetPlugin #
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#----------------------------------------------------------------------------#
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class MultiPageWidgetPlugin(QPyDesignerCustomWidgetPlugin):
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def __init__(self, parent=None):
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super(MultiPageWidgetPlugin, self).__init__(parent)
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self.initialized = False
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def initialize(self, formEditor):
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if self.initialized:
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return
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manager = formEditor.extensionManager()
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if manager:
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self.factory = MultiPageWidgetExtensionFactory(manager)
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manager.registerExtensions(self.factory, Q_TYPEID['QDesignerContainerExtension'])
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self.initialized = True
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def isInitialized(self):
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return self.initialized
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def createWidget(self, parent):
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widget = PyMultiPageWidget(parent)
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widget.currentIndexChanged.connect(self.currentIndexChanged)
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widget.pageTitleChanged.connect(self.pageTitleChanged)
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return widget
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def name(self):
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return "PyMultiPageWidget"
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def group(self):
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return "PyQt Examples"
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def icon(self):
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return QIcon()
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def toolTip(self):
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return ""
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def whatsThis(self):
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return ""
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def isContainer(self):
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return True
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def domXml(self):
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return ('<widget class="PyMultiPageWidget" name="multipagewidget">'
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' <widget class="QWidget" name="page" />'
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'</widget>')
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def includeFile(self):
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return "multipagewidget"
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def currentIndexChanged(self, index):
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widget = self.sender()
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if widget and isinstance(widget, PyMultiPageWidget):
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form = QDesignerFormWindowInterface.findFormWindow(widget)
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if form:
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form.emitSelectionChanged()
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def pageTitleChanged(self, title):
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widget = self.sender()
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if widget and isinstance(widget, PyMultiPageWidget):
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page = widget.widget(widget.getCurrentIndex())
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form = QDesignerFormWindowInterface.findFormWindow(widget)
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if form:
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editor = form.core()
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manager = editor.extensionManager()
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sheet = manager.extension(page, Q_TYPEID['QDesignerPropertySheetExtension'])
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# This explicit cast is necessary here
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sheet = sip.cast(sheet, QPyDesignerPropertySheetExtension)
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propertyIndex = sheet.indexOf('windowTitle')
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sheet.setChanged(propertyIndex, True)
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#============================================================================#
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# EOF #
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#----------------------------------------------------------------------------#
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